package org.example.kidscode.service;

import org.example.kidscode.entity.PaymentPackage;

import java.util.List;
import java.util.Optional;

public interface PaymentPackageService {
    List<PaymentPackage> findAll();
    Optional<PaymentPackage> findById(String id);
    PaymentPackage save(PaymentPackage pkg);
    void deleteById(String id);
}

